import java.util.Comparator;

/**
 * Created with IntelliJ IDEA.
 * User: wenxiwen
 * Date: 2022/4/10
 * Time: 17:54
 * Description: No Description
 */

 class sun {

    public void fun1() {

    }


}

 class sun1 {

     public void fun2() {

     }


}

public class TestDemo extends sun implements cmp{
    public static void main(String[] args) {

    }

    @Override
    public void fun() {

    }

    @Override
    public void sun() {
        cmp.super.sun();

    }


}